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HCB Respiratory System Questions and
Correct Answers/ Latest Update / Already
Graded
Apnea
Ans: No breathing
Cyanosis
Ans: Bluish discoloration of the skin
Diffusion
Ans: When molecules move from an area of high concentration
to an area of low concentration
Dyspnea
Ans: Difficult and labored breathing
Hypoxia
Ans: Deficiency of oxygen reaching the tissues of the body
All rights reserved © 2025/ 2026 |
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Intercostal
Ans: Extending between the ribs
Respiratory distress
Ans: Increased work of breathing
Respiratory failure
Ans: the reduction of breathing to the point where oxygen
intake is not sufficient to support life
Retractions
Ans: Pulling in the skin and soft tissue between the ribs when
breathing
Air
Ans: Enters through the mouth and nose
Epiglottis
Ans: Closes over the glottis to prevent food and foreign objects
from entering the trachea
All rights reserved © 2025/ 2026 |
HCB Respiratory System Questions and
Correct Answers/ Latest Update / Already
Graded
Apnea
Ans: No breathing
Cyanosis
Ans: Bluish discoloration of the skin
Diffusion
Ans: When molecules move from an area of high concentration
to an area of low concentration
Dyspnea
Ans: Difficult and labored breathing
Hypoxia
Ans: Deficiency of oxygen reaching the tissues of the body
All rights reserved © 2025/ 2026 |
, Page |2
Intercostal
Ans: Extending between the ribs
Respiratory distress
Ans: Increased work of breathing
Respiratory failure
Ans: the reduction of breathing to the point where oxygen
intake is not sufficient to support life
Retractions
Ans: Pulling in the skin and soft tissue between the ribs when
breathing
Air
Ans: Enters through the mouth and nose
Epiglottis
Ans: Closes over the glottis to prevent food and foreign objects
from entering the trachea
All rights reserved © 2025/ 2026 |